Supersize plugin error in internet explorer 7 and 8 [closed]

I recommend you get in touch with the plugin author and make him/her aware of the problem. I did a quick search and found someone else with the same issue. Maybe this will help you:

http://wordpress.org/support/topic/plugin-wp-supersized-comma-in-image-list-causes-plugin-to-break-in-ie7-and-8?replies=1